Title:
In-vehicle electric power system
Document Type and Number:
Japanese Patent JP6024537
Kind Code:
B2
Abstract:
A power supply system mounted in a vehicle. A rotary machine is connected to an output shaft of an internal-combustion engine of the vehicle, and has a power generation function, an engine start-up function, and an engine output assist function. A first secondary battery and a second secondary battery are each electrically connected in parallel with the rotary machine. A connection switch is provided along a connecting line electrically connecting the first and second secondary batteries, where the connection switch is configured to electrically connect and disconnect the second secondary battery and a parallel connection of the first secondary battery and the rotary machine. A switch controller is configured to disconnect the second secondary battery and the parallel connection by controlling the connection switch to a current cut-off state during the engine start-up and during engine output assist.
Inventors:
Naoki Katayama
Maeda Shunichi
Saito Shigenori
Maeda Shunichi
Saito Shigenori
Application Number:
JP2013052963A
Publication Date:
November 16, 2016
Filing Date:
March 15, 2013
Export Citation:
Assignee:
株式会社デンソー
International Classes:
H02J7/34; B60L50/10; H01M10/44
Domestic Patent References:
| JP2009126395A | ||||
| JP2002325377A | ||||
| JP2012080706A | ||||
| JP2011246114A |
Attorney, Agent or Firm:
Tsuyoshi Yamada
Kyoko Hino
Hiroshi Matsuda
Kyoko Hino
Hiroshi Matsuda